Changes in the soil cover and landscapes of the Southern Aral Sea region in connection with anthropogenic impactZhollybekov, Bakhtiyar, 1992, Doctor of Sciences dissertation11.00.05Moscow407 pp.More works in this specialtyDissertationCultivated sod-podzolic soils of Northwestern RussiaZharikov, Sergey Nikolaevich · 1993 · Candidate of Sciences11.00.05